Implement comprehensive prayer writing and AI generation interface

- Add authentication-gated prayer creation with dual-mode interface
- Implement tabbed dialog: "Write Prayer" and "AI Generate" options
- Create AI prayer generation API endpoint with bilingual support (EN/RO)
- Add category-specific prayer templates with user prompt integration
- Include proper authentication checks and user-based prayer attribution
- Enhance UX with loading states, success feedback, and guided prompts
- Fix missing searchTypes translations in English locale for search functionality
- Restrict prayer creation to logged-in users with appropriate visual feedback
- Support both manual composition and AI-assisted prayer creation workflows

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

messages/en.json

@@ -247,7 +247,11 @@
       "copyVerse": "Copy verse",
       "goTo": "Go to",
       "addBookmark": "Add bookmark",
-      "removeBookmark": "Remove bookmark"
+      "removeBookmark": "Remove bookmark",
+      "searchTypes": {
+        "anyWords": "Any words",
+        "exactPhrase": "Exact phrase"
+      }
     }
   },
   "auth": {